66104247702 has 32 divisors (see below), whose sum is σ = 135780572160. Its totient is φ = 21446799200.

The previous prime is 66104247683. The next prime is 66104247733. The reversal of 66104247702 is 20774240166.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 888678 + ... + 960185.

It is an arithmetic number, because the mean of its divisors is an integer number (4243142880).

Almost surely, 2^66104247702 is an apocalyptic number.

66104247702 is an abundant number, since it is smaller than the sum of its proper divisors (69676324458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66104247702 is a wasteful number, since it uses less digits than its factorization.

66104247702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1849028.

The product of its (nonzero) digits is 112896, while the sum is 39.

Adding to 66104247702 its reverse (20774240166), we get a palindrome (86878487868).

The spelling of 66104247702 in words is "sixty-six billion, one hundred four million, two hundred forty-seven thousand, seven hundred two".